System Linux system / Android7.1 system, RAM 4GB LPDDR4, CPU RK3399 Based on big.LITTLE architecture Hexa-core 64-bit (A72x2 + A53x4) processor / Main frequency 1.8GHz, Memory Android system 64GB high speed eMMC 5.1 / Linux system 16GB TF card, GPU Mali-T860.
Basically copy coupon, view price history or create e-mail price alert. Best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($198.99): BG48eb01
2. ($253.88): Cuponation9
3. ($256.67): BG8ReviTrage
this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG61ecce, BGVDGC12, BGc7719e, BGAlerabat5, BGAlerabat1, BGd179a1, tRaDetRaCKeR, 8wEbgaInS5, BG755b16
(probably won’t work, but you can try them out)
Price history and price alert
Do you need price history chart (for all/most countries) for ANBERNIC RG552 RK3399 4/64GB Game Console? There we go. The lowest price was: $183.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).